Some Facts About The Universe
 

1-distance of the sun from earth [B]149,597,900km[/B]
2-Diameter of sun-[B]1,392,520km[/B]
3-Diameter of earth [B]12,756km[/B]
4-circumference of earth [B]40,075km[/B]
5-Time taken by earth to rotate about its axis -[B]23 hours, 56 minute and 4 seconds[/B]
6-time taken by earth to revolve around the sun [B]365 1/4 days[/B]
7-Diameter of moon [B]3475km[/B]
8-distance of moon from earth [B]384,400km[/B]
9-longest day in the northern hemisphere - [B]21st june[/B]
10-shortest day in the northern hemisphere - [B]22nd december[/B]
11-eqyual day and night everywhere - [B]21st march and 23rd september[/B]
12-time taken by sun's light to reach earth- [B]8 minutes[/B]
13-time taken by moon to revolve around the earth - [B]27 days, 7 hours, 43 minutes and 11.47 seconds[/B]